How Effective Are Family Cohesiveness and Family Communication at Increasing

How effective are family cohesiveness and family communication at increasing adolescent self-esteem?

A) quite effective; families that are close and have good communication tend to have adolescents with high self-esteem
B) not very effective; adolescent don't like to spend too much time with their families
C) effective in girls but not very effective in boys
D) effective in boys but not very effective in girls